Birdwatch Note Rating
2023-12-23 13:02:42 UTC - HELPFUL
Rated by Participant: D5F8A57055AC3748D40BC60FEA42FCBA3E86BCEFDA0A8699DD8A5C5F5FE1CF22
Participant Details
Original Note:
These aircraft are flying at different altitudes. Different altitudes have different pressure, temperature and weather conditions which result in contrails. https://en.m.wikipedia.org/wiki/Contrail Separation minima rules would prevent these aircraft flying this close at the same altitude https://skybrary.aero/articles/separation-standards#:~:text=ICAO%20specify%20minimum%20vertical%20separation,at%20which%20the%20rule%20changes.
All Note Details